VW Code 03784
03784 Description And Summary : |
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When you open exhaust gas temperature sensor 2 bank 1 (g448) it can suddenly lead to a significantly more secondary air injection valve 3 (n384), circuit short to ground or camshaft adjustment oil temperature sensor (g277), open or short to ground will delay your vw fault. |
03784 Possible Causes:
03784 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Engine Oil Temperature Sensor Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cold Start Injector 1 Malfunction
What To Check After Fixing 03784 Code
- Inspect all the connections throttle actuator control module, internal circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns